Cobalt in PDB 6jjf: Crystal Structure of A Two-Quartet Dna Mixed-Parallel/Antiparallel G- Quadruplex

The structure of Crystal Structure of A Two-Quartet Dna Mixed-Parallel/Antiparallel G- Quadruplex, PDB code: 6jjf was solved by Y.S.Zhang, K.Ei Omari, R.Duman, A.Wagner, G.N.Parkinson, D.G.Wei, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	23.80 / 1.47
Space group	C 1 2 1
Cell size a, b, c (Å), α, β, γ (°)	45.370, 47.600, 37.730, 90.00, 110.02, 90.00
R / Rfree (%)	19.2 / 19.9

The structure of Crystal Structure of A Two-Quartet Dna Mixed-Parallel/Antiparallel G- Quadruplex also contains other interesting chemical elements:

Potassium	(K)	3 atoms
Sodium	(Na)	1 atom

The binding sites of Cobalt atom in the Crystal Structure of A Two-Quartet Dna Mixed-Parallel/Antiparallel G- Quadruplex (pdb code 6jjf). This binding sites where shown within 5.0 Angstroms radius around Cobalt atom.
In total 3 binding sites of Cobalt where determined in the Crystal Structure of A Two-Quartet Dna Mixed-Parallel/Antiparallel G- Quadruplex, PDB code: 6jjf:
Jump to Cobalt binding site number: 1; 2; 3;

Cobalt binding site 1 out of 3 in the Crystal Structure of A Two-Quartet Dna Mixed-Parallel/Antiparallel G- Quadruplex


Mono view


Stereo pair view

A full contact list of Cobalt with other atoms in the Co binding site number 1 of Crystal Structure of A Two-Quartet Dna Mixed-Parallel/Antiparallel G- Quadruplex within 5.0Å range: probe atom residue distance (Å) B Occ A:Co104 b:66.8 occ:1.00 CO A:NCO104 0.0 66.8 1.0 N6 A:NCO104 1.9 62.2 1.0 N3 A:NCO104 2.0 62.0 1.0 N1 A:NCO104 2.0 61.4 1.0 N5 A:NCO104 2.0 62.7 1.0 N2 A:NCO104 2.0 51.6 1.0 N4 A:NCO104 2.0 49.8 1.0 O A:HOH203 4.1 50.5 1.0 OP2 A:DA14 4.1 30.0 0.5 O A:HOH204 4.2 31.1 1.0 OP2 A:DA14 4.2 27.5 0.5

Cobalt binding site 2 out of 3 in the Crystal Structure of A Two-Quartet Dna Mixed-Parallel/Antiparallel G- Quadruplex


Mono view


Stereo pair view

A full contact list of Cobalt with other atoms in the Co binding site number 2 of Crystal Structure of A Two-Quartet Dna Mixed-Parallel/Antiparallel G- Quadruplex within 5.0Å range: probe atom residue distance (Å) B Occ A:Co105 b:46.9 occ:1.00 CO A:NCO105 0.0 46.9 1.0 N4 A:NCO105 1.9 38.6 1.0 N5 A:NCO105 2.0 54.0 1.0 N6 A:NCO105 2.0 43.1 1.0 N2 A:NCO105 2.0 43.5 1.0 N3 A:NCO105 2.0 46.3 1.0 N1 A:NCO105 2.0 35.0 1.0 O A:HOH218 3.9 58.5 1.0 O A:HOH214 4.0 55.7 1.0 O A:HOH209 4.4 32.4 1.0

Cobalt binding site 3 out of 3 in the Crystal Structure of A Two-Quartet Dna Mixed-Parallel/Antiparallel G- Quadruplex


Mono view


Stereo pair view

A full contact list of Cobalt with other atoms in the Co binding site number 3 of Crystal Structure of A Two-Quartet Dna Mixed-Parallel/Antiparallel G- Quadruplex within 5.0Å range: probe atom residue distance (Å) B Occ B:Co101 b:70.5 occ:1.00 CO B:NCO101 0.0 70.5 1.0 N4 B:NCO101 2.0 69.7 1.0 N5 B:NCO101 2.0 53.0 1.0 N2 B:NCO101 2.0 69.4 1.0 N3 B:NCO101 2.0 59.3 1.0 N6 B:NCO101 2.0 59.8 1.0 N1 B:NCO101 2.0 63.6 1.0 OP2 B:DA14 3.8 30.4 0.5 O B:HOH205 4.0 42.5 1.0 OP2 B:DA14 4.1 29.1 0.5 O B:HOH203 4.3 31.1 1.0

Y.S.Zhang, K.Ei Omari, R.Duman, A.Wagner, G.N.Parkinson, D.G.Wei. Crystal Structure of A Two-Quartet Dna Mixed-Parallel/Antiparallel G-Quadruplex To Be Published.